Home / 69,661.05-96,161.68-47,030.70

Finding the Fourth Proportional to 69,661.05, 96,161.68 and 47,030.70

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Solution

The fourth proportional to 69,661.05, 96,161.68 and 47,030.70 is: 64,922.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,661.05 : 96,161.68 = 47,030.70 : x
  2. Step 2: Convert to fraction form
    69,661.05/96,161.68 = 47,030.70/x
  3. Step 3: Cross multiply
    69,661.05x = 96,161.68 × 47,030.70
  4. Step 4: Simplify right side
    69,661.05x = 4,522,551,123.58
  5. Step 5: Solve for x
    x = 4,522,551,123.58/69,661.05
  6. Step 6: Final answer
    x = 64,922.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.